User guide

Name Description Read (?) and/or Write (=) Syntax Range
data.1 data.2
Modbus
Address
Dual Channel Controller Prompt Table
996, 997,
998, 999
7.6
Data Communications with the Watlow Series 988 Family Command Summary Series 996-999, Chapter 7
IN1 Input 1 Type ? <sp> IN1 <cr> 1 = J t/c; 32 to 1500°F/0 to 816°C
601 = <sp> IN1 <sp> data.2 <cr> 2 = K t/c; -328 to 2500°F/-200 to 1371°C
(Caution: Writing to 3 = T t/c; -328 to 750°F/-200 to 399°C
IN1 resets most 4 = N t/c; 32 to 2372°F/0 to 1300°C
prompts to their 5 = E t/c; -328 to 1470°F/-200 to 799°C
default state.) 6 = C t/c (W3); 32 to 4200°F 0 to 2316°C
7 = D t/c (W5); 32 to 4200°F/0 to 2316°C
8 = Pt 2; 32 to 2543°F/0 to 1395°C
10 = R t/c; 32 to 3200°F/0 to 1760°C
11 = S t/c; 32 to 3200°F/0 to 1760°C
12 = B t/c; 1598 to 3300°F/870 to 1816°C
14 = 1° RTD (DIN); -328 to 1472°F/
-200 to 800°C
15 = 0.1° RTD (DIN); -99.9 to 999.9°F/
-99.9 to 700.0°C
17 = 4-20mA; -999 to 9999 units
18 = 0-20mA; -999 to 9999 units
19 = 0-5VÎ (dc); -999 to 9999 units
20 = 1-5VÎ (dc); -999 to 9999 units
21 = 0-10VÎ (dc); -999 to 9999 units
23 = 0-50mVÎ (dc); -999 to 9999 units
24 = 0-100mVÎ (dc); -999 to 9999 units
IN2 Input 2 Type ? <sp> IN2 <cr> 0 = t/c Low Gain off
611 = <sp> IN2 <sp> data.2 <cr> 1 = J t/c; 32 to 1500°F/0 to 816°C
(Caution: Writing to 2 = K t/c; -328 to 2500°F/-200 to 1371°C
IN2 resets most 3 = T t/c; -328 to 750°F/-200 to 399°C
prompts to their 4 = N t/c; 32 to 2372°F/0 to 1300°C
default states.) 5 = E t/c; -328 to 1470°F/-200 to 799°C
6 = C t/c (W3); 32 to 4200°F 0 to 2316°C
7 = D t/c (W5); 32 to 4200°F/0 to 2316°C
8 = Pt 2; 32 to 2543°F/0 to 1395°C
10 = R t/c; 32 to 3200°F/0 to 1760°C
11 = S t/c; 32 to 3200°F/0 to 1760°C
12 = B t/c; 1598 to 3300°F/870 to 1816°C
14 = 1° RTD (DIN); -328 to 1472°F/
-200 to 800°C
15 = 0.1° RTD (DIN); -99.9 to 999.9°F/
-99.9 to 700.0°C
17 = 4-20mA; -999 to 9999 units
18 = 0-20mA; -999 to 9999 units
19 = 0-5VÎ (dc); -999 to 9999 units
20 = 1-5VÎ (dc); -999 to 9999 units
21 = 0-10VÎ (dc); -999 to 9999 units
23 = 0-50mVÎ (dc); -999 to 9999 units
24 = 0-100mVÎ (dc); -999 to 9999 units
INPT Lockout Input Menu ? <sp> INPT <cr> 0 = No input menu lockout
1309 = <sp> INPT <sp> data.2 <cr> 1 = Read only
2 = No read or write allowed
Default: 0
ç
CAUTION:
Avoid writing <=>
continuously,
such as ramping
set points or
repetitive loops, to
the Series 996-999
EEPROM memory.
Continuous writes
may result in
premature control
failure, system
downtime and
damage to
processes and
equipment.
NOTE:
The number of
decimal places
returned by many
of these com-
mands is deter-
mined by the
DEC1, DEC2, IN1
or IN2 setting.
NOTE:
(RTD setting)
For JIS curve, go
to rtd1 prompt
after selecting In1.
Table 7.6 -
IN1 to INPT